Advertisers Vote Early, Vote Often

With the country riveted by the presidential election, Madison Avenue is turning to Pennsylvania Avenue for inspiration to sell everything from mops to financial services, from vodka to baseball.

A new ad campaign by XM Satellite Radio Holdings Inc. revolves around a mock election for the president of XM Baseball. Television, online, newspaper and mobile ads, which begin at the end of this month, ask fans to cast a vote for one of two candidates: New York Yankee shortstop Derek Jeter or Boston Red Sox first baseman slugger...